quatrefoil /katˈər-foil or katˈrə-foil/ or quatrefeuille /-fœ-ē or -fīl/

1. A four-petalled flower or leaf of four leaflets
2. An openwork design or ornament divided by cusps into four lobes (architecture)

• blighted
• blighter
• blighters
• blighties
• blighting
• blightingly
• blightings
• blights
• blighty
• blimbing
• blimey
• blimp
• blimpish
• blimpishness
• blimpishnesses
• blimps
• blimy
• blin
• blind
• blindage
• blindages
• blind alley
• blind-alley
• blind alleys
• blind as a bat